Pagel Mark
School of Biological Sciences, University of Reading, Reading RG6 6AJ, UK.
Nature. 2009 Feb 12;457(7231):808-11. doi: 10.1038/nature07889.
The theory of evolution by natural selection has prospered in its first 150 years and provides a consistent account of species as highly adapted and rare survivors in the struggle for existence. It now faces the challenge of finding order in the evolution of complex systems, including human society.